Sany Heavy Industry Co., Ltd is principally engaged in the development, manufacture and distribution of engineering machinery products and accessories. The Company's major products are concrete machinery, road construction machinery, hoisting machinery and pile driving machinery, including truck-mounted concrete pumps, concrete line pumps, concrete batching plants, asphalt batching plants, crawler cranes, truck cranes, rotary drilling rigs, compactors, graders and pavers, among others. The Company distributes its products in domestic and overseas markets. As of December 31, 2010, the Company had nine subsidiaries and four affiliates, which involved in manufacture and distribution of engineering machinery products, project investment, as well as the manufacture and distribution of castings, forgings and mechanical parts.